An engine has excessive valve guide wear. Technician A says to ream the guide and install a new valve with an oversized stem. Technician B says to knurl the valve stem and reinstall it in the guide. Who is right?
1. Technician A only.
2. Technician B only.
3. Both A and B
4. Neither A nor B.
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Home » Physics » An engine has excessive valve guide wear. Technician A says to ream the guide and install a new valve with an oversized stem. Technician B says to knurl the valve stem and reinstall it in the guide. Who is right? 1. Technician A only. 2.